--- a/dwt/dwthelper/utils.d	Mon Mar 03 00:34:00 2008 +0100
+++ b/dwt/dwthelper/utils.d	Mon Mar 03 21:23:28 2008 +0100
@@ -247,6 +247,15 @@
     return res;
 }
 
+public int lastIndexOf(char[] str, char ch){
+    return lastIndexOf( str, ch, str.length );
+}
+public int lastIndexOf(char[] str, char ch, int formIndex){
+    int res = tango.text.Util.locatePrior( str, ch, formIndex );
+    if( res is str.length ) res = -1;
+    return res;
+}
+
 public char[] substring( char[] str, int start ){
     return str[ start .. $ ].dup;
 }
@@ -286,6 +295,10 @@
     return src == other;
 }
 
+public bool equalsIgnoreCase( char[] src, char[] other ){
+    return tango.text.Unicode.toFold(src) == tango.text.Unicode.toFold(other);
+}
+
 public char[] toLowerCase( char[] src ){
     return tango.text.Unicode.toLower( src );
 }